/**
 *  @brief OAuth.net implementation in C++.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 *
 */

#include "proxy.hpp"

std::string OAuth++::Proxy::Request(RequestMethod req_method, const std::string &url, PostParams post_params)
{
    CURL *curl;
    CURLcode res;
    struct curl_slist *slist=NULL;

    struct MemoryStruct chunk;
    chunk.data=NULL;
    chunk.size = 0;

    curl = curl_easy_init();
    if(!curl) return NULL;
    curl_easy_setopt(curl, CURLOPT_URL, u); 
    curl_easy_setopt(curl, CURLOPT_POSTFIELDS, p); 
    curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)&chunk);
    curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
    if (customheader) {
        slist = curl_slist_append(slist, customheader);
        curl_easy_setopt(curl, CURLOPT_HTTPHEADER, slist); 
    }
    curl_easy_setopt(curl, CURLOPT_USERAGENT, OAUTH_USER_AGENT);
#ifdef OAUTH_CURL_TIMEOUT  
    curl_easy_setopt(curl, CURLOPT_TIMEOUT, OAUTH_CURL_TIMEOUT);
    curl_easy_setopt(curl, CURLOPT_NOSIGNAL, 1); 
#endif
    res = curl_easy_perform(curl);
    curl_slist_free_all(slist);
    if (res) {
        return NULL;
    }

    curl_easy_cleanup(curl);
    return (chunk.data);
}
